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Test: Metal Cutting & Tool Materials - 3 - Mechanical Engineering MCQ


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30 Questions MCQ Test - Test: Metal Cutting & Tool Materials - 3

Test: Metal Cutting & Tool Materials - 3 for Mechanical Engineering 2024 is part of Mechanical Engineering preparation. The Test: Metal Cutting & Tool Materials - 3 questions and answers have been prepared according to the Mechanical Engineering exam syllabus.The Test: Metal Cutting & Tool Materials - 3 MCQs are made for Mechanical Engineering 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Metal Cutting & Tool Materials - 3 below.
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Test: Metal Cutting & Tool Materials - 3 - Question 1

Which of the following forces are measured directly by strain gauges or force dynamometers during metal cutting?
1. Force exerted by the tool on the chip acting - normally to tool face.
2. Horizontal cutting force exerted by the tool on the workpiece.
3. Frictional resistance of the tool against the chip flow acting along the tool face.
4. Vertical force which helps in holding the tool in position.

Test: Metal Cutting & Tool Materials - 3 - Question 2

The type of wear that occurs due to the cutting action of the particles in the cutting fluid is referred to as

Test: Metal Cutting & Tool Materials - 3 - Question 3

Consider the following tool materials:
1. High speed steel
2. High carbon steel
3. Cemented carbides
4. Ceramics
Q. Negative rake angle is provided for

Test: Metal Cutting & Tool Materials - 3 - Question 4

The coefficient of friction in metal cutting varies between

Test: Metal Cutting & Tool Materials - 3 - Question 5

The main source of heat generation in metal cutting is

Test: Metal Cutting & Tool Materials - 3 - Question 6

During machining, the wear land (h) has been plotted against machining time (T) as given in the following figure.

Q. For a critical wear land of 1.8 mm, the cutting tool life (in minute) is

Detailed Solution for Test: Metal Cutting & Tool Materials - 3 - Question 6

Test: Metal Cutting & Tool Materials - 3 - Question 7

Diamond cutting tools are not recommended for machining of ferrous metals due to

Test: Metal Cutting & Tool Materials - 3 - Question 8

Inclination angle of a turning tool is measured on its

Test: Metal Cutting & Tool Materials - 3 - Question 9

A cutting too! can never have its

Test: Metal Cutting & Tool Materials - 3 - Question 10

Inconel and Haste alloy require cutting tools that are

Test: Metal Cutting & Tool Materials - 3 - Question 11

High tungsten content in a carbide tool will

Test: Metal Cutting & Tool Materials - 3 - Question 12

Tool signature is

Detailed Solution for Test: Metal Cutting & Tool Materials - 3 - Question 12

Tool signature/tool designation is a convenient way to describe the tool angles by using the standardized abbreviated system

Test: Metal Cutting & Tool Materials - 3 - Question 13

Consider the following characteristics:
1. The cutting edge is normal to the cutting velocity.
2. The cutting forces occurs in two direction only.
3. The cutting edge is wider than the depth of cut.

The characteristics applicable to orthogonal cutting would include

Detailed Solution for Test: Metal Cutting & Tool Materials - 3 - Question 13


In orthogonal cutting, cutting face of the tool is 90° to the line of action or path of the tool.
Shop is confined mainly to such operations as knife turning, broaching and slotting the bulk of machining being done by oblique cutting.

Test: Metal Cutting & Tool Materials - 3 - Question 14

In oblique cutting of metals, the cutting edge of tool is

Detailed Solution for Test: Metal Cutting & Tool Materials - 3 - Question 14


If the cutting face is inclined at an angle less than 90° to the path of the tool, the cutting action is known as oblique.

Test: Metal Cutting & Tool Materials - 3 - Question 15

The portion of tool on which cutting edge is formed is known as

Detailed Solution for Test: Metal Cutting & Tool Materials - 3 - Question 15

Shank is called man body of cutting tool in which cutting edge is formed.

Test: Metal Cutting & Tool Materials - 3 - Question 16

Tool signature in ASA system comprises of

Detailed Solution for Test: Metal Cutting & Tool Materials - 3 - Question 16

Tool signature consists of 6 angles and one nose radius hence 7 elements.

Test: Metal Cutting & Tool Materials - 3 - Question 17

Tool signature in ASA system, the nose radius is indicated in

Test: Metal Cutting & Tool Materials - 3 - Question 18

Angle between the face and flank of the single point cutting tool is known as

Test: Metal Cutting & Tool Materials - 3 - Question 19

The angle between the face of the tool and the plane parallel to the base of the cutting tool is called

Detailed Solution for Test: Metal Cutting & Tool Materials - 3 - Question 19

Test: Metal Cutting & Tool Materials - 3 - Question 20

The angle on which the strength of the tool depends is

Detailed Solution for Test: Metal Cutting & Tool Materials - 3 - Question 20

Higher the positive back rake angle, tool becomes weaker and tools having negative back rake angle are very strong.

Test: Metal Cutting & Tool Materials - 3 - Question 21

Shear angle is the angle between

Test: Metal Cutting & Tool Materials - 3 - Question 22

A blind hole is better tapped with a tap having

Test: Metal Cutting & Tool Materials - 3 - Question 23

Nose radius is expressed in

Detailed Solution for Test: Metal Cutting & Tool Materials - 3 - Question 23

Nose radius is expressed in mm.

Test: Metal Cutting & Tool Materials - 3 - Question 24

When machining a hard and brittle metal like cast iron, the type of chips produced is

Detailed Solution for Test: Metal Cutting & Tool Materials - 3 - Question 24

Discontinuous chips are formed when machining brittle material at iow speed.

Test: Metal Cutting & Tool Materials - 3 - Question 25

Single point thread cutting tool should ideally have

Detailed Solution for Test: Metal Cutting & Tool Materials - 3 - Question 25

Test: Metal Cutting & Tool Materials - 3 - Question 26

The function of chip-breaker in a cutting tool is

Detailed Solution for Test: Metal Cutting & Tool Materials - 3 - Question 26

A continuous type of chip is quite troublesome, they should be broken into comparatively small pieces for the ease of handling and to prevent it from becoming a work hazard, hence chip breakers are used to reduce the swarf into small pieces as they are formed.

Test: Metal Cutting & Tool Materials - 3 - Question 27

An ideal tool material is the one which

Test: Metal Cutting & Tool Materials - 3 - Question 28

In metal cutting operation, the approximate ratio of heat distributed among chip, tool and work in that order is

Detailed Solution for Test: Metal Cutting & Tool Materials - 3 - Question 28

Maximum heat is carried away be chip, i.e., 80% of the total heat generated is carried away by the chip.

Test: Metal Cutting & Tool Materials - 3 - Question 29

Which of the following is the correct relationship between the shear angle φ, friction angle β and cutting rake angle α given by Merchant analysis is

Test: Metal Cutting & Tool Materials - 3 - Question 30

Which of the following relationship between shear angle φ, friction angle β and cutting rake angle α is known as lee and shatter analysis

Detailed Solution for Test: Metal Cutting & Tool Materials - 3 - Question 30

Lee and shaffer analysis is given by

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